
1998 Ford F-150 5.4L Misfire
Truck came in with misfiring #4 cyl. replaced plugs and coil boots. Still missing under load. Checked coil current on cylinders #4 is showing 10amps on the first spike of the muilt. spark and about 3amps on other 2. The other cylinders are showing 7amps on all...
FIX posted 8/1/2006
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Message Closed w/FIX
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VIN | 1FTRF09L7W |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |
Message Closed w/FIX
Vehicle Data
1998 Ford F-150
VIN | 1FTRF09L7W |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |